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spot fix #1171: isprint argument must be representable as unsigned char (#1173)

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Billy Donahue 2020-05-13 18:37:02 -04:00 committed by GitHub
parent e36cff19f0
commit 75b360af4a
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src/lib_json/json_writer.cpp
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@ -178,7 +178,7 @@ String valueToString(bool value) { return value ? "true" : "false"; }
static bool isAnyCharRequiredQuoting(char const* s, size_t n) { static bool isAnyCharRequiredQuoting(char const* s, size_t n) {
assert(s || !n); assert(s || !n);
return std::any_of(s, s + n, [](int c) { return std::any_of(s, s + n, [](unsigned char c) {
return c == '\\' || c == '"' || !std::isprint(c); return c == '\\' || c == '"' || !std::isprint(c);
}); });
} }